PREVIEW

Cold water swimmers from Mlada Boleslav go for a Christmas swim in the Jizera River in water temperatures of around one degree Celsius in Mlada Boleslav near the Skoda Auto factory (60 kilometres north of Prague) in the Czech Republic. The event is becoming an increasingly popular Christmas attraction in the region, drawing dozens of recreational and professional cold water swimmers who brave the icy waters of the Jizera River.